Christopher Gerald Barber

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Chesterfield, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Macular pigment measurement device with data quality indexing feature
- Patent number 8,876,293
- Issue date Nov 4, 2014
- ZeaVision, LLC.
- Dennis L. Gierhart
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Macular Pigment Measurement Device with Data Quality Indexing Feature
- Publication number 20150055095
- Publication date Feb 26, 2015
- ZeaVision, LLC.
- Dennis L. Gierhart
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Macular Pigment Measurement Device With Data Quality Indexing Feature
- Publication number 20140118698
- Publication date May 1, 2014
- ZeaVision, LLC.
- Dennis L. Gierhart
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE